string ReadValue(MSBuildXmlReader reader)
{
if (reader.IsEmptyElement)
{
rawValue = EmptyElementMarker;
reader.Skip();
return(string.Empty);
}
MSBuildXmlElement elem = new MSBuildXmlElement();
elem.ParentNode = this;
elem.ReadContent(reader);
if (elem.ChildNodes.Count == 0)
{
StartInnerWhitespace = elem.StartInnerWhitespace;
EndInnerWhitespace = elem.EndInnerWhitespace;
rawValue = elem.GetInnerXml();
return(string.Empty);
}
if (elem.ChildNodes.Count == 1)
{
var node = elem.ChildNodes [0] as MSBuildXmlValueNode;
if (node != null)
{
StartInnerWhitespace = elem.StartInnerWhitespace;
StartInnerWhitespace = MSBuildWhitespace.AppendSpace(StartInnerWhitespace, node.StartWhitespace);
EndInnerWhitespace = node.EndWhitespace;
EndInnerWhitespace = MSBuildWhitespace.AppendSpace(EndInnerWhitespace, elem.EndInnerWhitespace);
if (node is MSBuildXmlTextNode)
{
textValue = node.Value;
return(node.Value.Trim());
}
else if (node is MSBuildXmlCDataNode)
{
rawValue = "<![CDATA[" + node.Value + "]]>";
return(node.Value);
}
}
}
if (elem.ChildNodes.Any(n => n is MSBuildXmlElement))
{
return(elem.GetInnerXml());
}
else
{
rawValue = elem.GetInnerXml();
return(elem.GetText());
}
}
internal virtual void ReadChildElement(MSBuildXmlReader reader)
{
if (reader.ForEvaluation && !ContentRequiredForEvaluation)
{
reader.Skip();
}
else
{
var n = new MSBuildXmlElement();
n.Read(reader);
n.ParentNode = this;
ChildNodes = ChildNodes.Add(n);
}
}
internal virtual void ReadChildElement (MSBuildXmlReader reader)
{
if (reader.ForEvaluation)
reader.Skip ();
else {
var n = new MSBuildXmlElement ();
n.Read (reader);
n.ParentNode = this;
ChildNodes = ChildNodes.Add (n);
}
}
internal virtual void ReadContent (MSBuildXmlReader reader)
{
if (reader.IsEmptyElement) {
reader.Skip ();
return;
}
var elemName = reader.LocalName;
reader.Read ();
bool childFound = false;
while (reader.NodeType != XmlNodeType.EndElement) {
if (reader.NodeType == XmlNodeType.Element) {
if (!childFound) {
childFound = true;
StartInnerWhitespace = reader.ConsumeWhitespaceUntilNewLine ();
}
ReadChildElement (reader);
} else if (reader.NodeType == XmlNodeType.Text) {
if (!SupportsTextContent)
throw new MSBuildFileFormatException ("Text content is not allowed inside a " + elemName + " element");
if (!childFound) {
childFound = true;
StartInnerWhitespace = reader.ConsumeWhitespaceUntilNewLine ();
}
var tn = new MSBuildXmlTextNode ();
tn.Read (reader);
ChildNodes = ChildNodes.Add (tn);
} else if (reader.NodeType == XmlNodeType.CDATA) {
if (!childFound) {
childFound = true;
StartInnerWhitespace = reader.ConsumeWhitespaceUntilNewLine ();
}
var tn = new MSBuildXmlCDataNode ();
tn.Read (reader);
ChildNodes = ChildNodes.Add (tn);
} else if (reader.NodeType == XmlNodeType.Comment) {
if (!childFound) {
childFound = true;
StartInnerWhitespace = reader.ConsumeWhitespaceUntilNewLine ();
}
var tn = new MSBuildXmlCommentNode ();
tn.Read (reader);
ChildNodes = ChildNodes.Add (tn);
} else if (reader.IsWhitespace) {
reader.ReadAndStoreWhitespace ();
} else if (reader.EOF)
throw new InvalidOperationException ("Invalid XML");
else
reader.Read ();
}
reader.Read ();
EndInnerWhitespace = reader.ConsumeWhitespace ();
}
string ReadValue (MSBuildXmlReader reader)
{
if (reader.IsEmptyElement) {
rawValue = EmptyElementMarker;
reader.Skip ();
return string.Empty;
}
MSBuildXmlElement elem = new MSBuildXmlElement ();
elem.ParentNode = this;
elem.ReadContent (reader);
if (elem.ChildNodes.Count == 0) {
StartInnerWhitespace = elem.StartInnerWhitespace;
EndInnerWhitespace = elem.EndInnerWhitespace;
rawValue = elem.GetInnerXml ();
return string.Empty;
}
if (elem.ChildNodes.Count == 1) {
var node = elem.ChildNodes [0] as MSBuildXmlValueNode;
if (node != null) {
StartInnerWhitespace = elem.StartInnerWhitespace;
StartInnerWhitespace = MSBuildWhitespace.AppendSpace (StartInnerWhitespace, node.StartWhitespace);
EndInnerWhitespace = node.EndWhitespace;
EndInnerWhitespace = MSBuildWhitespace.AppendSpace (EndInnerWhitespace, elem.EndInnerWhitespace);
if (node is MSBuildXmlTextNode) {
textValue = node.Value;
return node.Value.Trim ();
} else if (node is MSBuildXmlCDataNode) {
rawValue = "<![CDATA[" + node.Value + "]]>";
return node.Value;
}
}
}
if (elem.ChildNodes.Any (n => n is MSBuildXmlElement))
return elem.GetInnerXml ();
else {
rawValue = elem.GetInnerXml ();
return elem.GetText ();
}
}
internal virtual void ReadContent(MSBuildXmlReader reader)
{
if (reader.IsEmptyElement)
{
reader.Skip();
return;
}
var elemName = reader.LocalName;
reader.Read();
bool childFound = false;
while (reader.NodeType != XmlNodeType.EndElement)
{
if (reader.NodeType == XmlNodeType.Element)
{
if (!childFound)
{
childFound = true;
StartInnerWhitespace = reader.ConsumeWhitespaceUntilNewLine();
}
ReadChildElement(reader);
}
else if (reader.NodeType == XmlNodeType.Text)
{
if (!SupportsTextContent)
{
throw new MSBuildFileFormatException("Text content is not allowed inside a " + elemName + " element");
}
if (!childFound)
{
childFound = true;
StartInnerWhitespace = reader.ConsumeWhitespaceUntilNewLine();
}
var tn = new MSBuildXmlTextNode();
tn.Read(reader);
ChildNodes = ChildNodes.Add(tn);
}
else if (reader.NodeType == XmlNodeType.CDATA)
{
if (!childFound)
{
childFound = true;
StartInnerWhitespace = reader.ConsumeWhitespaceUntilNewLine();
}
var tn = new MSBuildXmlCDataNode();
tn.Read(reader);
ChildNodes = ChildNodes.Add(tn);
}
else if (reader.NodeType == XmlNodeType.Comment)
{
if (!childFound)
{
childFound = true;
StartInnerWhitespace = reader.ConsumeWhitespaceUntilNewLine();
}
var tn = new MSBuildXmlCommentNode();
tn.Read(reader);
ChildNodes = ChildNodes.Add(tn);
}
else if (reader.IsWhitespace)
{
reader.ReadAndStoreWhitespace();
}
else if (reader.EOF)
{
throw new InvalidOperationException("Invalid XML");
}
else
{
reader.Read();
}
}
reader.Read();
EndInnerWhitespace = reader.ConsumeWhitespace();
}